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Discovery
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| Discovered by | E. F. Coddington |
| Discovery date | October 13, 1898 |
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Designations
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| Alternate name(s) | 1898 EB |
| Minor planet category |
Main belt |
| Epoch 30 January 2005 (JD 2453400.5) | |
| Aphelion | 497.623 Gm (3.326 AU) |
| Perihelion | 439.308 Gm (2.937 AU) |
| Semi-major axis | 468.465 Gm (3.131 AU) |
| Eccentricity | 0.062 |
| Orbital period | 2024.036 d (5.54 a) |
| Average orbital speed | 16.83 km/s |
| Mean anomaly | 14.798° |
| Inclination | 19.186° |
| Longitude of ascending node | 201.871° |
| Argument of perihelion | 235.782° |
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Physical characteristics
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| Dimensions | 77.0 km |
| Mass | unknown |
| Mean density | unknown |
| Equatorial surface gravity | unknown |
| Escape velocity | unknown |
| Rotation period | 19.2 hours[1] |
| Albedo | 0.0352[1] |
| Temperature | unknown |
| Absolute magnitude (H) | 9.83 |
439 Ohio is a large Main belt asteroid.
It was discovered by E. F. Coddington on October 13, 1898 at Mount Hamilton, California. It was first of his total of three asteroid discoveries.
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